don't I author? don't you author? doesn't he author? don't we author? don't you author? don't they author?
Presente continuo
am I not authoring? aren't you authoring? isn't he authoring? aren't we authoring? aren't you authoring? aren't they authoring?
Preterito
didn't I author? didn't you author? didn't he author? didn't we author? didn't you author? didn't they author?
Preterite continua
wasn't I authoring? weren't you authoring? wasn't he authoring? weren't we authoring? weren't you authoring? weren't they authoring?
Presente perfetto
haven't I authored? haven't you authored? hasn't he authored? haven't we authored? haven't you authored? haven't they authored?
Presente perfetto continuo
haven't I been authoring? haven't you been authoring? hasn't he been authoring? haven't we been authoring? haven't you been authoring? haven't they been authoring?
Piuccheperfetto
hadn't I authored? hadn't you authored? hadn't he authored? hadn't we authored? hadn't you authored? hadn't they authored?
Piuccheperfetto continuo
hadn't I been authoring? hadn't you been authoring? hadn't he been authoring? hadn't we been authoring? hadn't you been authoring? hadn't they been authoring?
Futuro semplice
won't I author? won't you author? won't he author? won't we author? won't you author? won't they author?
Futuro continuo
won't I be authoring? won't you be authoring? won't he be authoring? won't we be authoring? won't you be authoring? won't they be authoring?
Futuro anteriore
won't I have authored? won't you have authored? won't he have authored? won't we have authored? won't you have authored? won't they have authored?
Futuro anteriore contínuo
won't I have been authoring? won't you have been authoring? won't he have been authoring? won't we have been authoring? won't you have been authoring? won't they have been authoring?
Condizionale
Presente
wouldn't I author? wouldn't you author? wouldn't he author? wouldn't we author? wouldn't you author? wouldn't they author?
Presente continuo
wouldn't I be authoring? wouldn't you be authoring? wouldn't he be authoring? wouldn't we be authoring? wouldn't you be authoring? wouldn't they be authoring?
Passato
wouldn't I have authored? wouldn't you have authored? wouldn't he have authored? wouldn't we have authored? wouldn't you have authored? wouldn't they have authored?
Passato continuo
wouldn't I have been authoring? wouldn't you have been authoring? wouldn't he have been authoring? wouldn't we have been authoring? wouldn't you have been authoring? wouldn't they have been authoring?